exception PermissionError Raised when trying to run an operation without the adequate access rights - for example filesystem

exception ImportWarning Base class for warnings about probable mistakes in module imports.

exception Warning Base class for warning categories.

exception ConnectionError A base class for connection-related issues. Subclasses are

characters_written An integer containing the number of characters written to the stream before it blocked. This attribute is

exception TabError Raised when indentation contains an inconsistent use of tabs and spaces. This is a subclass of Ind

exception RuntimeWarning Base class for warnings about dubious runtime behavior.

exception ConnectionAbortedError A subclass of ConnectionError, raised when a connection attempt is aborted by

exception BytesWarning Base class for warnings related to

exception ArithmeticError The base class for those built-in exceptions that are raised for various arithmetic errors: